| Date | Grid | Clue | Author | Editor |
|---|---|---|---|---|
| Thu Oct 2, 2014 | 26D | Subject explored by 19-Across | David Woolf | Shortz |
| Date | Grid | Clue | Author | Editor |
|---|---|---|---|---|
| Fri Jul 5, 1985 | 25D | Einstein's famous theory | Louis Sabin | Maleska |
| Wed May 16, 1984 | 3D | Subject of 7 Down | Guido Scarato | Maleska |
| Wed Aug 2, 1967 | 18A | Theory of 1905. | Samuel K. Fliegner | Farrar |
| Fri Mar 11, 1960 | 17A | Concern of the physicists. | Unknown | Farrar |
| Mon Oct 12, 1959 | 17A | Theory in physics. | Unknown | Farrar |
| Wed May 29, 1957 | 11D | Famous theory. | Bernice Gordon | Farrar |
| Mon Jan 25, 1954 | 62A | Historic theory in physics. | Willard Jordan | Farrar |
| Thu Jul 24, 1952 | 56A | Scientific theory formulated in 1905. | Unknown | Farrar |
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